BIG TREE:
root: 0.333
|    petal width<=0.800: 1.000
|    petal width>0.800: 0.500
|    |    petal width<=1.750: 0.907
|    |    |    petal length>5.350: 1.000
|    |    |    petal length<=5.350: 0.942
|    |    |    |    petal length<=4.950: 0.979
|    |    |    |    |    petal width<=1.650: 1.000
|    |    |    |    |    petal width>1.650: 1.000
|    |    |    |    petal length>4.950: 0.500
|    |    |    |    |    petal width<=1.550: 1.000
|    |    |    |    |    petal width>1.550: 1.000
|    |    petal width>1.750: 0.978
|    |    |    petal length>4.850: 1.000
|    |    |    petal length<=4.850: 0.667
|    |    |    |    sepal width<=3.100: 1.000
|    |    |    |    sepal width>3.100: 1.000


PRE-PRUNED TREE:
root: 0.333
|    petal width<=0.800: 1.000
|    petal width>0.800: 0.500
|    |    petal width<=1.750: 0.907
|    |    petal width>1.750: 0.978

